How can I fix this so install can continue?
Which version of Solidworks?
Your going to have to give more details to get a good answer.
What version of SolidWorks? Student, Standard/Pro/Premium?
Standalone seat of Solidworks or Network (through a company network)?
Can you give a screen shot of the error message?
What Operating system are you running - Windows 7, 10...
Did you download the software and install from the download or did you do a direct install as it was installing (always better to do a full download and then do the install from the downloaded image (Faster and better if you have any internet slow downs or interruptions.
How far or what messages did the installation get before the error message?
is this on a personal computer, laptop or work computer?
Retrieving data ...